Powerflex Polyurethane Bush kit for Saab 90 & 99 (1975-1987) Rear Wishbone Front Mounting Bush - PFR66-423 - Fits vehicles from 1970 to 1980. - Bush Size: - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!